void Option.Load(string filepath = null)

Load option setting from a file,  if do not specify the file path, use the default "core_setting.json".


void Option.Save(string filepath = null)

Save option to a file, if do not specify the file path, use the default "core_setting.json".


Setting Option.Setting

Use Option.Setting to to set options for FTP Rush.

Please refer to class Setting for all the options you can set via scripts.